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M40-Underwater Non-Dispersing Grouting Material – Underwater Engineering Anti-Dispersing Early-Strong Grouting Material
Main business：Building, infrastructure, industrial, mining, marine engineering, military engineering, expressway, tunnel, bridge, concrete repair, installation of large-scale mechanical equipment, wind power equipment, foundation bolt fixing, etc. High-performance, early-strength, micro-expansion, self-compacting, large-flow leveling, rapid repair cement grouting material
- Commodity name： M40-Underwater Non-Dispersing Grouting Material – Underwater Engineering Anti-Dispersing Early-Strong Grouting Material
- Description
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1. Packaging and Logistics: Delivery Date Guarantee
Packaging Three-ply film-composite bag Specifications 25KG/ bag Volume 60*40*15 cm³ Minimum order quantity 1000KG Minimum order quantity Delivery date 1-7 Workday Shelf life Dry and well-ventilated 12 months Transaction method FOB/EXW Payment method Telegraphic Transfer / Letter of Credit Ship goods FOB Shanghai / Ningbo 2. Product Description
The underwater non-dispersing grouting material is developed in accordance with the GB/T 50448-2015 standard and features properties such as resistance to dispersion in water, self-leveling capability, and high strength. It is suitable for applications including underwater foundation reinforcement, seepage control, and leak sealing works.
3. Application Scenarios and Features
Application scenarios Features: 1. Underwater structure repair 1. Anti-dispersal 2. Underwater pile foundation defects 2. Self-leveling 3. Sealing of immersed tunnel 3. Self-compacting 4. Maintenance of water conservancy facilities 4. Ultra-fast strength development 5. Emergency rescue and repair 5. Pollution-free 
4. Performance Metrics
Category Class I Class II Class III Class IV Maximum Aggregate Size (mm) <4.75 Less than 4.75 and less than or equal to 25 Truncated cone flowability (mm) Initial value - ≥342 ≥355 ≥655 30min - ≥338 ≥350 ≥555 Flow cone flowability (s) Initial value ≤35 - - - 30min ≤50 - - - Vertical Expansion Rate (%) 3h 0.1~3.5 0.16 0.14 0.1~3.5 The difference between the expansion values at 24 hours and 3 hours 0.03~0.06 0.03 0.06 0.03~0.06 Compressive strength (MPa) 1d ≥15 ≥30 ≥30 ≥40 3d ≥30 ≥50 ≥60 ≥70 28d ≥50 ≥65 ≥80 ≥90 Chloride ion content (%) <0.1 Water bleeding rate (%) 0 5. Core Functional Features
1. Water-resistant dispersion: Cement loss < 5%, suspended solids ≤ 50 mg/L
2. Self-leveling: Initial flowability > 300 mm; retention value after 30 minutes ≥ 260 mm
3. High strength: 28-day compressive strength > 60 MPa, 1-day compressive strength ≥ 20 MPa
4. Strong adhesion: Adhesion strength to concrete substrates > 2.5 MPa
5. Waterproof and Corrosion-Resistant: Waterproof rating > P20; seawater corrosion resistance coefficient ≥ 0.90
6. Application scenariosUnderwater Foundation Reinforcement for Bridges/Wharves
Dam seepage prevention and leak sealing
Marine Engineering Structure Repair
Underwater Pipeline Crack Repair
7. Success Stories
8. Construction Process
1. Preparation: Clean the construction area and inspect the equipment.
2. Pulping: Water-to-material ratio of 1:0.12–0.15, stir for 3–5 minutes.
3. Infusion: Use the catheter method for delivery to prevent air from entering.
4. Curing: Natural curing for 24 hours; achieves design strength after 28 days.9. Reasons to Choose Us
- Our company has a professional technical R&D team that provides free assistance in resolving all technical challenges you may encounter during construction.
- The raw materials used in our company’s products undergo rigorous screening, and we carefully select imported admixtures that are scientifically proportioned. The quality tolerance for the three-stage processing does not exceed one-thousandth, ensuring that their functional characteristics meet the diverse application requirements of our customers.
- High cost performance: Choose our company’s products. You’ll save 50% on labor, 50% on materials, and 50% on time—boosting construction efficiency and delivering significant economic benefits. We’ll ensure the quality of your project, putting your mind at ease and eliminating any future worries.
- Provide third-party type test reports, certificates of conformity, warranty certificates, special invoices, MSDS, and TCIR.
- Qualification Certifications: CCC, CMA, CNAS, ISO9001, CE/FCC; Product Implementation Standard GB/T50448-2015
- We have successful track records in the supply chain for large-scale wind power projects both domestically and internationally. Quality commitment guaranteed!
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